title: Gram-negative rod bacteria as a cause of acute otitis media in children.
mesh_terms: D000208:Acute Disease; D002648:Child; D002675:Child, Preschool; D004427:Ear Diseases / Q000382:microbiology*; D005260:Female; D006088:Gram-Negative Aerobic Bacteria / Q000302:isolation & purification*; D006801:Humans; D007223:Infant; D008297:Male; D010033:Otitis Media / Q000188:drug therapy / Q000382:microbiology*; D011550:Pseudomonas aeruginosa / Q000302:isolation & purification